The Internet brings much convenience to us. It allows us to order goods online, ______ us one trip after another.
| A．sharing | B．sparing | C．reducing | D．affording |
It is global warming, rather than other factors, _____the extreme weather.
| A．that has led to | B．which are causing |
| C．which has caused | D．that have led to |
．_____the crisis of economy getting more and more serious, the government is searching for ways to improve people’s life.
| A．When | B．If | C．As | D．With |
Taiyuan, a city in North China, was struck by a heavy snow last week, _____serious traffic problems.
A．facing B．faced C．having faced D to face
．----What do you think of the teacher?
----She is a strict teacher , but____ all her students show respect for.
| A．that | B．the one | C．who | D．one |
The government should protect the old valuable buildings ____ they are not in harmony with the modern ones nearby．
| A．even though | B．as if | C．even so | D．now that |